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    find the integral of:

    x(2x+1)^1/2 dx

    let u=2x+1

    thanks!
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     \displaystyle dx=\frac{du}{2}
    Now just substitute in u for the 2x+1 and the x
    Post workings?
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    It might also be useful to rearrange x in terms of u
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    Integration by parts will get you there rather quickly too. Peace.
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    This can be cancelled down further but usually when questions like this come up in mei c3 papers they will make u show that it equals to something.
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    (Original post by kevvvvvv)
    This can be cancelled down further but usually when questions like this come up in mei c3 papers they will make u show that it equals to something.
    1. Full solutions are against forum guidelines.

    2. This is a week old.
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    (Original post by Zacken)
    1. Full solutions are against forum guidelines.

    2. This is a week old.
    ok mate calm down just helping
 
 
 
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